suse-su-2025:03221-1
Vulnerability from csaf_suse
Published
2025-09-15 09:36
Modified
2025-09-15 09:36
Summary
Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP7)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP7)
Description of the patch
This update for the Linux Kernel 6.4.0-150700_53_6 fixes several issues. The following security issue was fixed: - CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).
Patchnames
SUSE-2025-3221,SUSE-SLE-Module-Live-Patching-15-SP7-2025-3221
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP7)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 6.4.0-150700_53_6 fixes several issues.\n\nThe following security issue was fixed:\n\n- CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2025-3221,SUSE-SLE-Module-Live-Patching-15-SP7-2025-3221",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2025_03221-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2025:03221-1",
        "url": "https://www.suse.com/support/update/announcement/2025/suse-su-202503221-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2025:03221-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2025-September/041699.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1246030",
        "url": "https://bugzilla.suse.com/1246030"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1248108",
        "url": "https://bugzilla.suse.com/1248108"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2025-38212 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38212/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP7)",
    "tracking": {
      "current_release_date": "2025-09-15T09:36:00Z",
      "generator": {
        "date": "2025-09-15T09:36:00Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2025:03221-1",
      "initial_release_date": "2025-09-15T09:36:00Z",
      "revision_history": [
        {
          "date": "2025-09-15T09:36:00Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
                "product": {
                  "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
                  "product_id": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
                "product": {
                  "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
                  "product_id": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64",
                  "product_id": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 15 SP7",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 15 SP7",
                  "product_id": "SUSE Linux Enterprise Live Patching 15 SP7",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15:sp7"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15 SP7",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le"
        },
        "product_reference": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x as component of SUSE Linux Enterprise Live Patching 15 SP7",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x"
        },
        "product_reference": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP7",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP7"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-38212",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38212"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nipc: fix to protect IPCS lookups using RCU\n\nsyzbot reported that it discovered a use-after-free vulnerability, [0]\n\n[0]: https://lore.kernel.org/all/67af13f8.050a0220.21dd3.0038.GAE@google.com/\n\nidr_for_each() is protected by rwsem, but this is not enough.  If it is\nnot protected by RCU read-critical region, when idr_for_each() calls\nradix_tree_node_free() through call_rcu() to free the radix_tree_node\nstructure, the node will be freed immediately, and when reading the next\nnode in radix_tree_for_each_slot(), the already freed memory may be read.\n\nTherefore, we need to add code to make sure that idr_for_each() is\nprotected within the RCU read-critical region when we call it in\nshm_destroy_orphaned().",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38212",
          "url": "https://www.suse.com/security/cve/CVE-2025-38212"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246029 for CVE-2025-38212",
          "url": "https://bugzilla.suse.com/1246029"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246030 for CVE-2025-38212",
          "url": "https://bugzilla.suse.com/1246030"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_53_6-default-3-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-09-15T09:36:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38212"
    }
  ]
}


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